Generator / tune

Details for Pythia 8.315 tune-AU2lox

pp/ppbar → Top (tt)


Observable Reference Energy χ2+5%
Asymmetry
AC vs Mttbar
CMS_2016_I1430892 8000 3.3
Asymmetry
AC vs pTttbar
CMS_2016_I1430892 8000 57
Asymmetry
AC vs yttbar
CMS_2016_I1430892 8000 13
Asymmetry
ACl vs Mttbar
CMS_2016_I1430892 8000 12
Asymmetry
ACl vs pTttbar
CMS_2016_I1430892 8000 11
Asymmetry
ACl vs yttbar
CMS_2016_I1430892 8000 13
Asymmetry
Energy asymmetry
ATLAS_2021_I1941095 13000 n/a
B jet
η
CMS_2018_I1703993 13000 2.6
B jet
pT
CMS_2018_I1703993 13000 2.2
bjbj.m
CMS_2018_I1703993 13000 1.7
bjbj.pt
CMS_2018_I1703993 13000 1.8
bjt.dphi
ATLAS_2022_I2037744 13000 1.5
ej.pt
ATLAS_2022_I2037744 13000 2.0*
pT ratio
Extra jets
ATLAS_2020_I1801434 13000 0.52
pT ratio
Extra to leading jet
ATLAS_2020_I1801434 13000 1.2
pT ratio
Extra jet to Top
ATLAS_2020_I1801434 13000 0.81
ΔR(extra jets)
ATLAS_2020_I1801434 13000 0.86
ejej.dphi
ATLAS_2022_I2037744 13000 2.1
ejets.ht
CMS_2021_I1901295 13000 1.2
ΔR(extra, leading jet)
ATLAS_2020_I1801434 13000 1.5
ΔR(top, extra jet)
ATLAS_2020_I1801434 13000 1.1
Jets + Veto
Gap frac. vs Veto scale
ATLAS_2012_I1094568 7000 0.16
Jets + Veto
Gap frac. vs scalar veto scale
ATLAS_2012_I1094568 7000 0.026
Jet mass
Jet mass
CMS_2017_I1518399 8000 9.4
CMS_2019_I1764472 13000 0.34
Jet pT
ATLAS_2014_I1304688 7000 2.2
ATLAS_2019_I1718132 13000 2.0
Dijet
Δη
ATLAS_2019_I1718132 13000 2.6
Dijet
Δφ
ATLAS_2019_I1718132 13000 0.62
Dijet
HT
ATLAS_2019_I1718132 13000 1.8
Jet mass
Dijet mass
ATLAS_2019_I1718132 13000 4.3
Jet Shapes
Differential Jet Shape
ATLAS_2013_I1243871 7000 2.4
Jet Shapes
Integral Jet Shape
ATLAS_2013_I1243871 7000 0.31
Identified Particles
E(KS0)
ATLAS_2019_I1746286 7000 1.7
Identified Particles
η(KS0)
ATLAS_2019_I1746286 7000 1.0
Identified Particles
pT(KS0)
ATLAS_2019_I1746286 7000 1.4
Identified Particles
E(KS0) to E(jet) ratio
ATLAS_2019_I1746286 7000 2.9
Lepton η
ATLAS_2019_I1759875 13000 3.1
CMS_2018_I1703993 13000 1.7
Lepton pT
ATLAS_2019_I1759875 13000 2.6
CMS_2018_I1703993 13000 1.7
CMS_2021_I1901295 13000 1.1
Identified Particles
E(Λ0)
ATLAS_2019_I1746286 7000 5.0
Identified Particles
η(Λ0)
ATLAS_2019_I1746286 7000 0.85
Identified Particles
pT0)
ATLAS_2019_I1746286 7000 5.4
Δφ(lepton,jet)
ATLAS_2019_I1718132 13000 2.8
Dilepton
E
ATLAS_2019_I1759875 13000 2.1
Dilepton
Δη
CMS_2016_I1430892 8000 1.4
CMS_2018_I1703993 13000 1.1
Dilepton
Δφ
ATLAS_2019_I1718132 13000 3.5
ATLAS_2019_I1759875 13000 4.0*
CMS_2018_I1703993 13000 5.1
Dilepton
HT
ATLAS_2019_I1759875 13000 2.5
Dilepton
m
ATLAS_2019_I1759875 13000 4.4
CMS_2018_I1703993 13000 6.6
Dilepton
pT
ATLAS_2019_I1718132 13000 1.4
ATLAS_2019_I1759875 13000 2.9
CMS_2018_I1703993 13000 2.1
Dilepton
y
ATLAS_2019_I1759875 13000 2.7
ST(leptons, jets)
ATLAS_2019_I1718132 13000 n/a
nch
ATLAS_2022_I2152933 13000 6.8
Jet Multiplicities
Extra jets multiplicity
ATLAS_2019_I1750330 13000 n/a
ATLAS_2022_I2037744 13000 n/a
CMS_2021_I1901295 13000 3.8
Jet Multiplicities
Jet multiplicity
ATLAS_2014_I1304688 7000 n/a
ATLAS_2020_I1801434 13000 1.7
CMS_2018_I1703993 13000 4.5
sumpt
ATLAS_2022_I2152933 13000 6.6
Jet Multiplicities
Subjet multiplicity
ATLAS_2019_I1750330 13000 n/a
Pouttop
ATLAS_2019_I1750330 13000 1.1
ATLAS_2020_I1801434 13000 1.7
ATLAS_2022_I2077575 13000 2.8
Top pT
ATLAS_2019_I1750330 13000 1.3*
ATLAS_2020_I1801434 13000 2.0*
ATLAS_2022_I2037744 13000 0.56
ATLAS_2022_I2077575 13000 2.4*
CMS_2018_I1703993 13000 5.2
CMS_2021_I1901295 13000 2.6*
top.pt.ttbarRF
CMS_2018_I1703993 13000 6.0
pT ratio
Top quarks
ATLAS_2020_I1801434 13000 0.62
Top rapidity
ATLAS_2019_I1750330 13000 1.3
ATLAS_2020_I1801434 13000 1.0
ATLAS_2022_I2037744 13000 1.2
ATLAS_2022_I2077575 13000 2.9*
CMS_2018_I1703993 13000 3.2
CMS_2021_I1901295 13000 1.4
topej.dphi
ATLAS_2022_I2037744 13000 2.0*
topej.m
ATLAS_2022_I2037744 13000 1.4
χ(ttbar)
ATLAS_2019_I1750330 13000 1.6
ATLAS_2020_I1801434 13000 1.2
ATLAS_2022_I2077575 13000 5.2*
Δφ(ttbar)
ATLAS_2019_I1750330 13000 1.6
ATLAS_2020_I1801434 13000 1.8
ATLAS_2022_I2037744 13000 1.5
ATLAS_2022_I2077575 13000 3.7
CMS_2018_I1703993 13000 6.6
CMS_2021_I1901295 13000 2.7
Δy (ttbar)
CMS_2016_I1430892 8000 2.0
CMS_2018_I1703993 13000 3.2
CMS_2021_I1901295 13000 1.2
ttbar HT
ATLAS_2019_I1750330 13000 0.78
ATLAS_2020_I1801434 13000 2.2
ATLAS_2022_I2037744 13000 0.44
ATLAS_2022_I2077575 13000 4.9*
CMS_2021_I1901295 13000 0.66
m(ttbar)
ATLAS_2019_I1750330 13000 1.3
ATLAS_2020_I1801434 13000 1.8
ATLAS_2022_I2037744 13000 0.62
ATLAS_2022_I2077575 13000 2.3*
CMS_2018_I1703993 13000 5.6
CMS_2021_I1901295 13000 4.1
Pcrossttbar
ATLAS_2020_I1801434 13000 1.2
ttbar pT
ATLAS_2019_I1750330 13000 1.8
ATLAS_2020_I1801434 13000 2.0
ATLAS_2022_I2037744 13000 0.46
ATLAS_2022_I2077575 13000 2.3*
CMS_2018_I1703993 13000 5.9
CMS_2021_I1901295 13000 5.7
pT ratio
ttbar to extra jet
ATLAS_2020_I1801434 13000 2.5
ttbar.thetaStar
ATLAS_2022_I2077575 13000 6.1*
CMS_2021_I1901295 13000 2.7
Ttbar rapidity
ATLAS_2019_I1750330 13000 0.99
ATLAS_2020_I1801434 13000 1.8
ATLAS_2022_I2037744 13000 0.98
ATLAS_2022_I2077575 13000 5.2*
CMS_2018_I1703993 13000 2.8
CMS_2021_I1901295 13000 2.5
Mean rapidity
ATLAS_2019_I1750330 13000 0.93
ATLAS_2020_I1801434 13000 0.54
ATLAS_2022_I2077575 13000 5.3*
ttbarej.ht
ATLAS_2022_I2037744 13000 0.93
ttbarej.m
CMS_2021_I1901295 13000 1.4
pT ratio
W to b
ATLAS_2020_I1801434 13000 0.73
pT ratio
W to top
ATLAS_2020_I1801434 13000 0.33
Cross sections
ATLAS_2022_I2037744 13000 2.1
ATLAS_2022_I2077575 13000 24
CMS_2019_I1753720 13000 n/a

* several "n/a" histograms were excluded from the calculation



n/a indicates that the χ2 value is unavailable, typically due to mismatched binning between theoretical and MC histograms or other issues.



The page data is based on 1112 histograms.